Manage database

Helper functions concerning the database structure.

Usage

get_level(name)

is_sector(name)

is_provider(name)

is_product(name)

is_variable(name)

get_demeter_class(x)

get_sector(x)

get_provider(x)

get_product(x)

get_variable(x)

Arguments

name

character. A class name of interest.

x

S4 object. An object of a class defined in cronus.

Value

• get_level() returns a character, the level name of the structured database.

• is_x() returns a logical. It answers the question "Is name a x?"

• get_x() returns a character, the name of the object's x.

Examples

if (FALSE) {
get_level("modis")
get_level("cdl")

is_sector("Agricultural")
is_provider("cdl")
}